Sources said during their meeting Kumar is learnt to have discussed the issue with ministry officials.
There are indications that the Law Ministry is inclined to keep an arms length from the affidavit the CBI is to sumbit to the Supreme Court on whether its report has been shared with the political executive.
Reports had it that the Law Minister summoned CBI Chief Ranjit Sinha and the report was changed and toned down after the meeting.
Asked about the alleged meetings with the Law Minister and PMO officials, he said, "We cannot comment on it and would disclose everything before the Supreme Court only."
CBI had filed a status report on its probe in alleged irregularities in allocation of coal mines before the Supreme Court on March 8 where it had claimed coal block allocation during 2006-09 was done without verifying the credentials of companies which allegedly misrepresented facts about themselves.